== sanity test 46: dirtying a previously written page ========================================================================== 22:05:50 (1746065150)
vm.dirty_writeback_centisecs = 0
vm.dirty_writeback_centisecs = 0
vm.dirty_ratio = 50
vm.dirty_background_ratio = 25
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0111787 s, 366 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0234893 s, 174 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00257988 s, 1.6 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20